Hibernate example source code file (ReadOnlyAccess.java)

This example Hibernate source code file (ReadOnlyAccess.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

cacheexception, cacheexception, illegal, illegal, log, object, readonlyaccess, readonlyaccess, softlock, softlock, transactionalaccess, unsupportedoperationexception

The Hibernate ReadOnlyAccess.java source code

package org.hibernate.cache.infinispan.collection;
import org.hibernate.cache.CacheException;
import org.hibernate.cache.spi.access.SoftLock;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;

/**
 * This defines the strategy for transactional access to collection data in a
 * Infinispan instance.
 * <p/>
 * The read-only access to a Infinispan really is still transactional, just with 
 * the extra semantic or guarantee that we will not update data.
 *
 * @author Chris Bredesen
 * @author Galder Zamarreño
 * @since 3.5
 */
class ReadOnlyAccess extends TransactionalAccess {
   private static final Log log = LogFactory.getLog(ReadOnlyAccess.class);

   ReadOnlyAccess(CollectionRegionImpl region) {
      super(region);
   }
   public SoftLock lockItem(Object key, Object version) throws CacheException {
      throw new UnsupportedOperationException("Illegal attempt to edit read only item");
   }

   public SoftLock lockRegion() throws CacheException {
      throw new UnsupportedOperationException("Illegal attempt to edit read only region");
   }

   public void unlockItem(Object key, SoftLock lock) throws CacheException {
      log.error("Illegal attempt to edit read only item");
   }

   public void unlockRegion(SoftLock lock) throws CacheException {
      log.error("Illegal attempt to edit read only item");
   }

}